Enter the values for the following fields:
# be root
df -h
apt install cryptsetup
# create a LUKS encrypted volume
cryptsetup -v --type luks2 --label $luks_label luksFormat $disk_path
# open the encrypted volume
cryptsetup luksOpen $disk_path $cryptsetup_name
ls -la /dev/mapper/$cryptsetup_name
cryptsetup -v status $cryptsetup_name
# create a filesystem
dd if=/dev/zero of=/dev/mapper/$cryptsetup_name bs=1M status=progress
mkfs.ext4 -L $ext4_label /dev/mapper/$cryptsetup_name
# test mounting
mount /dev/mapper/$cryptsetup_name $mount_point
# unmount and close
umount $mount_point
cryptsetup luksClose $cryptsetup_nameTest mount
apt install cryptsetup
# create mountpoint
mkdir -p DISK
# map the disk - need password
sudo cryptsetup lucksOpen /dev/sdX mapped
# mount the disk to mount point
sudo mount /dev/mapper/mapped DISK
# do things
# umount
sudo umount DISK
# close
sudo cryptsetup luksClose mapped